AT284489B - Device for electrical monitoring of the level of liquids, in particular heavy oils - Google Patents

Device for electrical monitoring of the level of liquids, in particular heavy oils

Info

Publication number
AT284489B
AT284489B AT736866A AT736866A AT284489B AT 284489 B AT284489 B AT 284489B AT 736866 A AT736866 A AT 736866A AT 736866 A AT736866 A AT 736866A AT 284489 B AT284489 B AT 284489B
Authority
AT
Austria
Prior art keywords
liquids
level
heavy oils
electrical monitoring
particular heavy
Prior art date
Application number
AT736866A
Other languages
German (de)
Original Assignee
Hectronic Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hectronic Ag filed Critical Hectronic Ag
Priority to AT736866A priority Critical patent/AT284489B/en
Priority to CH1038567A priority patent/CH458769A/en
Priority to DE19671648017 priority patent/DE1648017A1/en
Application granted granted Critical
Publication of AT284489B publication Critical patent/AT284489B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
    • G01F23/246—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices
    • G01F23/247—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices for discrete levels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
AT736866A 1966-08-01 1966-08-01 Device for electrical monitoring of the level of liquids, in particular heavy oils AT284489B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT736866A AT284489B (en) 1966-08-01 1966-08-01 Device for electrical monitoring of the level of liquids, in particular heavy oils
CH1038567A CH458769A (en) 1966-08-01 1967-07-21 Device for electrical monitoring of the level of liquids, in particular heavy oils
DE19671648017 DE1648017A1 (en) 1966-08-01 1967-07-24 Device for electrical monitoring of the level of liquids, especially heavy oils

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT736866A AT284489B (en) 1966-08-01 1966-08-01 Device for electrical monitoring of the level of liquids, in particular heavy oils

Publications (1)

Publication Number Publication Date
AT284489B true AT284489B (en) 1970-09-10

Family

ID=3595355

Family Applications (1)

Application Number Title Priority Date Filing Date
AT736866A AT284489B (en) 1966-08-01 1966-08-01 Device for electrical monitoring of the level of liquids, in particular heavy oils

Country Status (3)

Country Link
AT (1) AT284489B (en)
CH (1) CH458769A (en)
DE (1) DE1648017A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2646906A1 (en) * 1989-05-09 1990-11-16 Pattori Roberto Device for the checking the presence of fluid at a preset level

Also Published As

Publication number Publication date
CH458769A (en) 1968-06-30
DE1648017A1 (en) 1971-05-27

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